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JW - Prefixes
Medical Terminology Prefixes
| Prefix | Meaning |
|---|---|
| a-, an- | without |
| ambi- | both |
| ante-, pre-, pro- | before |
| anti-, contra- | against |
| bi- | two or both |
| brady- | slow |
| chlor- | green |
| circum-, peri- | around |
| cirrh-, xanth- | yellow |
| con-, sym-, syn- | with |
| cyan- | blue |
| dia-, trans- | across or through |
| dipl- | double |
| dis- | seaprate from or apart |
| dys- | painful, difficult |
| ec- | away or out |
| ecto-, exo- | outside |
| en- | in, within |
| endo-, intra- | within |
| epi- | upon |
| erythr-, rube- | red |
| eso- | inward |
| eu- | good or normal |
| hemi-, semi- | half |
| heter- | different |
| hyper-, super-, supra- | above or excessive |
| hypo- | below or deficient |
| im-, in- | not |
| infra-, sub- | below or under |
| inter- | between |
| iso- | equal |
| leuk- | white |
| macro- | large |
| medi-, meso-, mid- | middle |
| meta- | beyond, after, changing |
| micro- | small |
| mono-, uni- | one |
| multi-, poly- | many |
| neo- | new |
| pachy- | heavy, thick |
| pan- | all |
| para- | alongside of or abnormal |
| polio- | gray |
| post- | after |
| pseudo- | false |
| purpur- | purple |
| quadri- | four |
| re- | again or back |
| retro- | after |
| tachy- | fast |
| tri- | three |
| ultra- | beyond or excessive |
| xer- | dry |